MMSI 367331110 · Call sign WDE2900
Not yet on Master's MateSP IVORY is an American tugboat — 32 metres overall. She's built with a 14-metre beam and a 7.3 m draft. On AIS she appears as MMSI 367331110, call sign WDE2900, IMO 9423152. SP IVORY belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put SP IVORY on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.